Abstract: A printed circuit board includes a first core portion in which a first passive component is embedded, a second core portion in which a second passive component is embedded, and a first bonding layer disposed between the first and second core portions and including first conductive particles connected to the first and second passive components.

Abstract: Disclosed is a method of manufacturing a polyurethane filter foam having excellent air permeability, elasticity, and restoring force. In the method of manufacturing the polyurethane filter foam, the cell size of the filter foam is made regular by controlling the pressure by adjusting the diameter of the foaming head of a foaming machine, rather than adding a cell opener, cell irregularity caused by poor dispersion of the cell opener is alleviated, and air permeability, porosity, and compression set are excellent.

Abstract: Provided are a device and method for evaluating performance of a wearable muscle enhancement device.

Abstract: The inventive concept provides a substrate treating method. The substrate treating method includes pre-treating a substrate by cleaning the substrate; etching the substrate by supplying an etchant and heating a substrate supplied with the etchant; and post-treating the substrate after the etching the substrate, and wherein the pre-treating the substrate, the etching the substrate, and the post-treating the substrate are each performed in different chambers, a substrate on which the pre-treating the substrate is completed is transferred in a dry state to a chamber at which the etching the substrate is performed, and a substrate on which the etching the substrate is completed is transferred in a wetted state with a liquid to a chamber at which the post-treating the substrate is performed.

Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.

Abstract: An air supply control method of a fuel cell controls an amount of air supplied to the fuel cell according to an output of power required to be generated by the fuel cell. The method includes steps of: monitoring a charging level of a power storage device that stores power output from the fuel cell; modifying the amount of air supplied to the fuel cell on the basis of the monitored charging level of the power storage device; and controlling an air supply system that supplies air to the fuel cell on the basis of the modified amount of air supplied.

Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.

Abstract: Provided is a method of providing a user interface for video retrieval performed by a computing device, the method including: receiving a search query, providing a search result interface displaying at least one search video content and search section searched by the search query, wherein the search video content and the search section are related with at least one of a plurality of video semantic search attributes corresponding to the search query, and providing a timeline view interface for the search video content when it is determined to display the search result interface according to a timeline view mode, wherein the timeline view interface has a visual characteristic indicating the degree of relevance to at least one of the plurality of video semantic search attributes corresponding to the search query.

Abstract: A three-dimensional semiconductor device includes: a source structure including a cell region and an extension region; a gate stacking structure disposed on the source structure, the gate stacking structure including insulating patterns and conductive patterns, which are alternately stacked on each other; an insulating structure disposed on the gate stacking structure, the insulating structure including a plurality of insulating layers; a memory channel structure penetrating the gate stacking structure and electrically connected to the cell region; a separation structure penetrating the gate stacking structure and extending from the cell region to the extension region; and a penetration plug penetrating the gate stacking structure and the extension region, wherein the penetration plug includes: a first plug portion penetrating the gate stacking structure; and a second plug portion on the first plug portion, wherein the separation structure includes: a first separation portion penetrating the gate stacking str

Abstract: Disclosed is a computer program stored in a computer-readable storage medium, the computer program providing a method of generating a training dataset for dart pin location identification when being executed in one or more processors of a computing device, the method including: obtaining a dart target photographing training image in which at least one dart pin hits in one segment of a dart target, wherein a plurality of segments included in the dart target each includes a predetermined number of bits; and assigning a label corresponding to the obtained dart target photographing training image.

Abstract: Disclosed is a computer program stored in a computer readable storage medium, the computer program providing a method of identifying a hit location of a dart pin when being executed in one or more control units of a dart game device, the method including: generating first history information in response to a first dart pin throw; obtaining a dart target photographing image in response to a second dart pin throw, wherein the dart target photographing image includes an image of a dart target and a plurality of dart pins hitting the dart target; and determining, by a dart pin location identification network model, hit location information of a dart pin corresponding to the second dart pin throw based on the first history information and the dart target photographing image.

Abstract: Disclosed is a computer program stored in a computer-readable storage medium, the computer program providing a dart pin hit location identification method when being executed by one or more control units of a dart game device, the method including: obtaining at least two dart target photographing images in response to a dart pin throw, in which the dart target photographing image includes an image of a dart target and at least one dart pin hitting the dart target; and generating, by a dart pin location identification network model, hit location information of the at least one dart pin based on the at least two dart target photographing images.

Abstract: A system for controlling electric power of a vehicle having a fuel cell is provided. The system includes a fuel cell that generates electric energy by receiving fuel and oxidizing gas and a battery that receives the electric energy of the fuel cell to charge or discharge the battery for supplying the electric energy. A sensor sense a driving state of the vehicle. A controller controls charging or discharging of the battery based on the driving state sensed by the sensor.

Abstract: The present disclosure relates to a battery assisting apparatus and method for a fuel cell vehicle. An exemplary embodiment of the present disclosure provides a battery assisting apparatus for a fuel cell vehicle, including: a controller configured to determine an increase or decrease of driver's determination to accelerate based on a change rate of motor torque and a change rate of accelerator opening when a battery assistance mode is entered, and to release the battery assistance mode when the driver's determination to accelerate is decreased; and a storage configured to store data and algorithms driven by the controller.

Abstract: An apparatus for controlling a fuel cell of an environment-friendly vehicle, a system including the same, and a method thereof are provided. The apparatus includes a storage storing information mapping an amount of additional output of a fuel cell according to air density and a current battery state of a high voltage battery depending on a drive mode and a processor that controls an amount of output of the fuel cell in response to a required amount of output of a motor, the amount of output of the fuel cell being varied according to the air density, the current battery state, and the drive mode based on the information mapping the amount of additional output.

Abstract: Disclosed are a control system for a fuel cell including a fuel cell configured to receive a fuel gas and an oxidation gas and generate electric power, a current controller configured to control an output current output from the fuel cell, based on a demanded current of the fuel cell, while maintaining an output voltage output from the fuel cell at a preset voltage or more, and a restriction controller configured to estimate an output current at the preset voltage as a maximum current when the output voltage of the fuel cell drops to become equal to or smaller than the preset voltage, and restrict the output current of the fuel cell to not more than a first restriction current set based on the estimated maximum current, and a control method for a fuel cell.

Abstract: A current limiting method of a fuel cell stack is capable of preventing current of the fuel cell stack from rapidly dropping to prevent jerking or shock from occurring while a vehicle travels. The method includes: determining whether performance deterioration of a unit cell of the fuel cell stack has occurred, employing a feed forward control type current limiting logic of the fuel cell stack before an output of the fuel cell vehicle is lowered, decreasing the current of the fuel cell stack to a predetermined level by the feed forward control type current limiting logic, and gradually restoring the current of the fuel cell stack to a maximum current usage value from a point in time when the current of a load is used.

Abstract: An energy storage device includes: a battery rack fixedly installed in a building or a container and having a partitioned space; and a plurality of battery modules installed in the partitioned space of the battery rack, wherein each of the plurality of battery modules is inserted into the battery rack in a sliding manner, wherein a front surface of each of the plurality of battery modules is fixed to the battery rack with a bolt, and wherein a rear surface of each of the plurality of battery modules is fixed to the battery rack with a hook.

Abstract: Provided is a dart game apparatus including: a body part forming an external appearance of a dart game apparatus; a target fixation plate provided in one area of a front surface of the body part; a dart target unit seated on the front surface of the target fixation plate; and a target cover unit formed to cover at least a part of the dart target unit, and fixed and coupled to the target fixation plate.

Abstract: A battery pack includes a base plate forming a bottom surface; a main frame combined to the base plate and extending in a height direction to form a wall structure for supporting both side portions of the plurality of battery modules; and a top plate combined to an upper portion of the main frame to form a ceiling, wherein at least one of the top plate and the base plate is provided in a plate body shape including a bead.